With the ship gone, the TARDIS is finally able to land. Craig and Sophie are finally a couple, and the Doctor departs, leaving them with a brand new set of keys—and a lot of stories to tell about their strange "lodger".
The situation reaches a breaking point when Sophie is lured upstairs by the ship. To save her, the Doctor and Craig rush to the top floor. The Doctor explains that the ship needs a pilot with a strong desire to be somewhere else. Sophie, who has been dreaming of traveling the world, is the perfect candidate—but the process will kill her. [S5E11] The Lodger
: The Doctor shows off his eccentric cooking skills. With the ship gone, the TARDIS is finally able to land
: He constantly tries to help Craig confess his feelings for Sophie. The Mystery Upstairs To save her, the Doctor and Craig rush to the top floor